Anencephaly.
D000757:Anencephaly / Q000473:pathology*; D005123:Eye / Q000473:pathology; D005124:Eye Abnormalities; D005333:Fetus; D006801:Humans; D007908:Lens, Crystalline / Q000002:abnormalities; D009900:Optic Nerve / Q000002:abnormalities